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Mark Johnston authored
Lookups are protected by an epoch section, so the LB group linkage must be a CK_LIST rather than a plain LIST. Furthermore, we were not deferring LB group frees, so in_pcbremlbgrouphash() could race with readers and cause a use-after-free. Reviewed by: sbruno, Johannes Lundberg <johalun0@gmail.com> Tested by: gallatin Approved by: re (gjb) Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D17031
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